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  1. Home
  2. ISRCs
  3. USSM12401199
dark days (sped up) album cover

ISRC

USSM12401199

dark days (sped up)✓2

Song: DARK DAYS

21 SavageMariah the Scientist
matched

Last verified: August 11, 2026

USSM12401199 is the International Standard Recording Code (ISRC) for the recording “dark days (sped up)” by 21 Savage, Mariah the Scientist. ISRCs are 12-character ISO 3901 identifiers that uniquely tag a specific sound recording — different masters, remixes, and live versions each receive a distinct ISRC. The underlying musical work is ISWC T3238761661. Written by JONAS LEE, YOUSEF SAMEH, KAVI LYBARGER, and others.

Format

USCountry
SM1Registrant
24Year (2024)
01199Designation
Country:
ISO 3166-1 alpha-2 country code (US).
Registrant:
3-character code identifying the label or distributor that assigned this ISRC.
Year (2024):
Last two digits of the reference year (2024). Years < 50 are 21st century.
Designation:
Unique 5-digit code assigned by the registrant for this specific recording.

Credit Chain

ISRCdark days (sped up)
ISWCDARK DAYS
IPIJONAS LEE

Musical Work (ISWC)

T3238761661DARK DAYS

People also ask

What is the ISRC for "dark days (sped up)" by 21 Savage?+
The ISRC for "dark days (sped up)" by 21 Savage, Mariah the Scientist is USSM12401199.
Who wrote "dark days (sped up)"?+
"dark days (sped up)" was written by JONAS LEE, YOUSEF SAMEH, KAVI LYBARGER, PAOLA MADELAINE BARBA AMADO, AHMAR BAILEY. The ISWC for this composition is T3238761661.
What is an ISRC and what does it tell you?+
An ISRC (International Standard Recording Code) is a 12-character ISO 3901 identifier that uniquely tags a specific sound recording. The first two characters are the country code, the next three are the registrant (label or distributor), the next two are the year, and the last five are a unique recording number.
Is the ISRC the same as the ISWC?+
No. The ISRC identifies a specific recording, while the ISWC identifies the underlying musical composition. USSM12401199 is the ISRC for this recording; T3238761661 is the ISWC for the composition it is a recording of. One composition (ISWC) can have many recordings (ISRCs) — originals, remixes, live versions, and covers each get their own ISRC but share the same ISWC.

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What is ISRC USSM12401199?

USSM12401199 is an International Standard Recording Code (ISRC) that uniquely identifies the recording “dark days (sped up)” by 21 Savage, Mariah the Scientist. ISRCs are 12-character alphanumeric codes defined by ISO 3901, used globally by streaming platforms, record labels, and rights organizations to track plays and distribute royalties.

This recording is linked to the musical work T3238761661, which represents the underlying composition. Multiple recordings can share the same musical work — for example, an original version, a remix, and a cover would each have their own ISRC but reference the same ISWC.

Learn more about ISRCs · Powered by Notes.fm

Who wrote this song?

JONAS LEEComposer
IPI: 01192682238
BEATSTARS PUBLISHING WORLDWIDE OriginalPublisherIPI: 01031928579
YOUSEF SAMEHComposer
KAVI LYBARGERComposer
PAOLA MADELAINE BARBA AMADOComposer
AHMAR BAILEYComposer

Who publishes this song?

BEATSTARS PUBLISHING WORLDWIDEOriginalPublisher
IPI: 01031928579

Identifier Graph

ISRCUSSM12401199ISWCT3238761661IPIJONAS LEE

MLC Song Code

DC2UMR
Verify on MLC Portal →
SourcesMusicBrainzMLC✓2 sources

Verified on

  • MusicBrainz recording record
  • MLC song record
21 SavageMariah the Scientist

USSM12401199 is the International Standard Recording Code (ISRC) for the recording “dark days (sped up)” by 21 Savage, Mariah the Scientist. ISRCs are 12-character ISO 3901 identifiers that uniquely tag a specific sound recording — different masters, remixes, and live versions each receive a distinct ISRC. The underlying musical work is ISWC T3238761661. Written by JONAS LEE, YOUSEF SAMEH, KAVI LYBARGER, and others.

21 Savage, Mariah the Scientist

Related

Other versions of this workView all on iswc.fm

dark days

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dark days (nightcore version)

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dark days

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USSM12309212

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Songwriter profiles

JONAS LEEIPI